bson_has_field(3) Checks to see if key contains an element named key. This also accepts dotkey notation such as a.b.c.d.

SYNOPSIS


bool
bson_has_field (const bson_t *bson,
const char *key);

PARAMETERS

bson
A bson_t \&.

key
A string containing the name of the field to check for.

DESCRIPTION

Checks to see if key contains an element named key \&. This also accepts "dotkey" notation such as "a.b.c.d".

RETURNS

true if key was found within bson ; otherwise false.

COLOPHON

This page is part of libbson. Please report any bugs at https://jira.mongodb.org/browse/CDRIVER.